[iotdb] branch rel/0.11 updated: Throw exeception when device to be queried is not in tsFileMetaData (#2945)

[ja...@apache.org]

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jackietien pushed a commit to branch rel/0.11
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/rel/0.11 by this push:
     new 8eee1bc  Throw exeception when device to be queried is not in tsFileMetaData (#2945)
8eee1bc is described below

commit 8eee1bc7726c102c4a8668a0a12d1a0d39821116
Author: Zesong Sun <sz...@mails.tsinghua.edu.cn>
AuthorDate: Tue Mar 30 19:56:49 2021 +0800

    Throw exeception when device to be queried is not in tsFileMetaData (#2945)
---
 .../main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java
index 777893c..764a78f 100644
--- a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java
+++ b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java
@@ -315,7 +315,7 @@ public class TsFileSequenceReader implements AutoCloseable {
     Pair<MetadataIndexEntry, Long> metadataIndexPair = getMetadataAndEndOffset(
         deviceMetadataIndexNode, path.getDevice(), MetadataIndexNodeType.INTERNAL_DEVICE, true);
     if (metadataIndexPair == null) {
-      return null;
+      throw new IOException("Device {" + path.getDevice() + "} is not in tsFileMetaData");
     }
     ByteBuffer buffer = readData(metadataIndexPair.left.getOffset(), metadataIndexPair.right);
     MetadataIndexNode metadataIndexNode = deviceMetadataIndexNode;